:root{
  --sky:#20AEEB;
  --sky2:#0B8ED8;
  --deep:#073B67;
  --navy:#082B4B;
  --gold:#F6A51A;
  --soft:#EAF8FF;
  --soft2:#F7FCFF;
  --text:#15344A;
  --muted:#64788A;
  --line:#D7EEF9;
  --shadow:0 22px 55px rgba(7,59,103,.13);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  margin:0;
  font-family:"Segoe UI", Arial, "Noto Sans Khmer", sans-serif;
  color:var(--text);
  background:#fff;
}

a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1180px,92%);margin:auto}

.topbar{
  background:#fff;
  color:var(--navy);
  font-size:14px;
  border-bottom:1px solid var(--line);
}

.topbar .container{
  min-height:36px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
}

.topbar span{margin-right:14px}

.header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(14px);
  box-shadow:0 8px 30px rgba(8,43,75,.08);
}

.nav{
  min-height:82px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}

.logo-img{height:58px;width:auto}

.menu{
  display:flex;
  align-items:center;
  gap:22px;
  font-size:13px;
  text-transform:uppercase;
  font-weight:900;
  color:#29475E;
}

.menu a{
  padding:30px 0;
  border-bottom:3px solid transparent;
}

.menu a.active,
.menu a:hover{
  color:var(--sky2);
  border-bottom-color:var(--sky);
}

.langs{display:flex;gap:6px}

.langs button,
.menu-btn{
  border:1px solid var(--line);
  background:white;
  color:var(--deep);
  border-radius:999px;
  padding:8px 11px;
  font-weight:900;
  cursor:pointer;
}

.langs button.active,
.langs button:hover,
.menu-btn{
  background:var(--sky);
  color:white;
  border-color:var(--sky);
}

.menu-btn{
  display:none;
  border-radius:10px;
  padding:10px 14px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:14px 24px;
  border-radius:10px;
  border:2px solid var(--sky);
  font-weight:900;
  transition:.22s ease;
}

.btn.primary{
  background:#18aeea;
  color:#fff;
  padding:17px 34px;
  box-shadow:0 12px 30px rgba(24,174,234,.28);
}

.btn:hover{
  transform:translateY(-3px);
  box-shadow:0 13px 28px rgba(32,174,235,.22);
}

.section{padding:92px 0}
.section.soft{background:var(--soft2)}

.section-head{
  max-width:760px;
  margin:0 auto 48px;
  text-align:center;
}

.section-head.left{
  text-align:left;
  margin-left:0;
}

.label{
  color:var(--sky2);
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.8px;
  margin-bottom:10px;
}

h1,h2,h3{color:var(--navy)}

.section-head h2,
.content h2{
  font-size:42px;
  line-height:1.16;
  margin:0 0 14px;
}

.section-head p,
.content p{
  color:var(--muted);
  line-height:1.85;
  font-size:17px;
}

.line{
  width:58px;
  height:4px;
  border-radius:999px;
  background:var(--sky);
  margin:18px auto 0;
}

.section-head.left .line{margin-left:0}

.two-col{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  align-items:center;
  gap:58px;
}

.image-card{
  border-radius:22px;
  overflow:hidden;
  box-shadow:var(--shadow);
  background:var(--soft);
}

.image-card img{
  width:100%;
  min-height:390px;
  object-fit:cover;
}

.card-grid,
.values-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}

.card{
  background:white;
  border:1px solid var(--line);
  border-radius:20px;
  padding:30px;
  box-shadow:0 15px 40px rgba(7,59,103,.08);
  transition:.22s ease;
}

.card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow);
}

.card h3{margin-top:0}
.card p,.card li{color:var(--muted);line-height:1.78}

.cta{
  background:linear-gradient(135deg,var(--sky2),var(--sky));
  color:white;
  padding:72px 0;
  text-align:center;
}

.cta h2{
  color:white;
  font-size:38px;
  margin:0 0 12px;
}

.cta p{
  margin:0 0 25px;
  color:#EAF8FF;
}

.cta .btn{
  background:white;
  color:var(--sky2);
  border-color:white;
}

.footer{
  background:#073B67;
  color:#DDF4FF;
  padding:52px 0 20px;
}

.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1.3fr;
  gap:32px;
}

.footer h3{color:white}
.footer p,.footer a{color:#DDF4FF;line-height:1.8}
.footer a{display:block;margin:8px 0}

.copy{
  border-top:1px solid rgba(255,255,255,.17);
  text-align:center;
  padding-top:18px;
  margin-top:28px;
  font-size:13px;
}

.reveal{
  opacity:0;
  transform:translateY(38px);
  transition:opacity .75s ease, transform .75s ease;
}

.reveal.show{
  opacity:1;
  transform:translateY(0);
}

@keyframes fadeRight{
  from{opacity:0;transform:translateX(45px)}
  to{opacity:1;transform:translateX(0)}
}